it is against the federal law to possess it, it is against the federal law to distribute it . it is against the federal law to cultivate or manufacture or possess for distribution marijuana. one thing california has done is back in 1996, is passed proposition 215, which is a medical marijuana program. i'm doctor donald abrams and i'm a professor of clinical medicine at the university of california, san francisco. i'm the only one who can prescribe marijuana, because i have a schedule one license for doing my research. but physicians can't prescribe a prescription for marijuana because where would a patient take that? there's no pharmacy that dispenses marijuana. so, in california, we can facilitate patients getting an identification card, so that they can access marijuana from the dispensaries. so that if they're found with marijuana on their person, or their caregiver is, that they have legitimate reason to be using cannabis. we couldn't do this without the cards. we need these cards to keep it legal. i don't think i would do it without the cards. there's too much to risk. it would be sett